JPS6269704U

JPS6269704U -

Info

Publication number: JPS6269704U
Application number: JP15952385U
Authority: JP
Priority date: 1985-10-18
Filing date: 1985-10-18
Publication date: 1987-05-01

Description

[Brief explanation of the drawing]

第１図乃至第３図はこの考案の第１の実施例を
示すもので、第１図は電子レンズの内部の概略構
成を示す縦断面図、第２図は第１図の―線断
面図、第３図は電子レンジの外観を示す正面図、
第４図乃至第６図はこの考案の第２の実施例を示
すもので、第４図は送風ダクトの取付け状態を示
す縦断面図、第５図は加熱室の横断面図、第６図
は要部の縦断面図、第７図はこの考案の第３の実
施例を示す要部の縦断面図、第８図および第９図
は従来例を示すもので、第８図は電子レンジの外
観を示す正面図、第９図は要部の縦断面図である
。１１…装置本体、１４…加熱室、１８…機械室
、２０…送風フアン、２２…上部パンチング孔（
上部導入孔）、２３…下部パンチング孔（下部導
入孔）、２４…送風ダクト、２８…覗き窓部。 Figures 1 to 3 show a first embodiment of this invention, in which Figure 1 is a vertical sectional view showing the schematic internal structure of the electron lens, and Figure 2 is a sectional view taken along the line -- in Figure 1. , Figure 3 is a front view showing the appearance of the microwave oven,
Figures 4 to 6 show a second embodiment of this invention, in which Figure 4 is a longitudinal cross-sectional view showing how the air duct is installed, Figure 5 is a cross-sectional view of the heating chamber, and Figure 6 is a cross-sectional view of the heating chamber. 7 is a vertical sectional view of the main part showing the third embodiment of this invention, FIGS. 8 and 9 are conventional examples, and FIG. 8 is a microwave oven. FIG. 9 is a front view showing the external appearance, and FIG. 9 is a longitudinal sectional view of the main part. DESCRIPTION OF SYMBOLS 11... Apparatus body, 14... Heating chamber, 18... Machine room, 20... Ventilation fan, 22... Upper punching hole (
(upper introduction hole), 23... lower punching hole (lower introduction hole), 24... ventilation duct, 28... viewing window section.

Claims

[Claims for Utility Model Registration] (1) A machine room is formed above or below a heating chamber disposed inside the device main body, and ventilation air introduction holes are formed in the outer wall of the heating chamber. At the same time, a ventilation duct is disposed between the ventilation air introduction hole of the heating chamber and the machine room, and air blown from the ventilation fan in the machine room is introduced into the heating chamber through the ventilation duct. In the heating cooking apparatus, the ventilation air introduction hole of the heating chamber is arranged between an upper introduction hole arranged at the upper part of the heating chamber and an upper introduction hole arranged at the lower part of the heating chamber. A heating cooking device characterized in that it is formed by a lower introduction hole. (2) The heating cooking device according to claim (1), wherein the upper introduction hole has a larger opening area than the lower introduction hole.